A good free PDF editor lets you change text, fill forms, add a signature and reorder pages without a subscription. Desktop apps suit regular editing and private files, while browser tools suit quick one-off jobs. The catch is that many free versions limit file size, tasks per hour or certain features, so check the limit before you start a long document.
Most people only need to edit a PDF a few times a month: a contract that needs a date changed, a form that won't let you type, or a brochure with one wrong phone number. Paying for a full suite for that feels like overkill, and you often don't have to.
Below are ten free PDF editors in no particular order, sorted alphabetically, from small open-source projects to well-known names. Each description comes from the tool's own website, re-checked today. If you're trying to get on top of paperwork more generally, my guide to document management software covers where all those files should live once they're edited.
One thing to know before you choose: editing a PDF isn't the same as editing a Word file. PDFs are built for layout, so big rewrites are always awkward. If you need to change more than a paragraph or two, it's usually quicker to edit the original document and export a fresh PDF.
Free PDF editors at a glance
In the free plan column, Yes means the tool's own site describes a free version or free plan, Trial only means a time-limited trial, and No means neither is stated. Free versions often come with limits on file size or daily use.
| Tool | Type | Good for | Free plan |
|---|---|---|---|
| LibreOffice Draw | Open-source desktop app | Editing PDF text and images offline | Yes |
| Okular | Open-source document viewer | Annotating and reviewing PDFs on desktop | Yes |
| PDF-XChange Editor | Windows PDF editor | Detailed PDF editing on Windows | Yes |
| PDF24 | Free PDF toolbox | Merging, splitting and quick edits | Yes |
| PDFescape | Online PDF editor | Filling forms and adding text online | Yes |
| PDFgear | Desktop and online PDF editor | All-round free editing and converting | Yes |
| Sejda | Online and desktop PDF editor | Quick edits without signing up | Yes |
| Smallpdf | Online PDF platform | Fast browser-based PDF tasks | Yes |
| Stirling-PDF | Open-source PDF tool | Self-hosting private PDF tools | Yes |
| Xodo | PDF editor and viewer | Annotating PDFs across devices | Yes |
Ten free PDF editors to try
LibreOffice Draw
Best for: People who want to open a PDF, move text boxes and images around, and save it again without uploading anything.
Okular
Best for: Linux and Windows users who mostly need to read, highlight, comment on and sign PDFs in a free desktop viewer.
PDF-XChange Editor
Best for: Windows users who want a full desktop PDF editor and don't mind that some advanced features add a watermark in the free version.
PDF24
Best for: Anyone who wants a large set of free PDF tools in the browser or as a Windows desktop app, without creating an account.
PDFescape
Best for: People who need to fill in forms, add text or annotate a PDF in the browser for occasional small jobs.
PDFgear
Best for: Small business owners who want a free desktop app for editing text, converting files and signing documents.
Sejda
Best for: Occasional users who want to edit existing PDF text, fill forms and sign without creating an account first.
Smallpdf
Best for: People who want simple browser tools for compressing, converting, editing and signing a few documents a month.
Stirling-PDF
Best for: Teams with sensitive files who want an open-source PDF toolkit they can run on their own server.
Xodo
Best for: People who read and mark up PDFs on phones, tablets and computers and want their notes to travel with them.
The watermark and usage catch in free PDF editors
Here's the part people miss. The maker of PDF-XChange Editor says on its own product page that some licensed features are available in the free version but will add watermarks to documents when you use them. Nothing warns you loudly in the moment, so you only notice when the client opens the file.
Want AI doing the heavy lifting in your marketing?
I build the systems that handle the boring 80 percent, so you get your week back. Done properly, with the human kept in.
Browser tools have a different catch. Sejda's upgrade page lists page and hourly limits on its free plan, with bigger files and unlimited tasks reserved for upgraded accounts. So before you edit a long report, save a test copy, open it, and check there's no watermark and nothing has been cut off.
What to check in a free PDF editor
- Text editing: can it change existing text, or only add new text boxes on top?
- Forms: does it fill and save interactive forms correctly?
- Signatures: can you draw, type or upload a signature?
- Privacy: is the file processed on your computer or uploaded to a server?
- Limits: look for file size caps, page caps and daily task limits.
How to edit a PDF without breaking the layout
- Make a copy of the original file before you change anything.
- Use the editor's text tool to change one small section and check the font matches.
- Fix spacing straight away, before the next edit pushes things further out of place.
- Save under a new name and reopen it to check nothing moved.
- If the changes are big, edit the source file and export a fresh PDF instead.
Mistakes that make PDF edits look amateur
- Covering text with a white box. The old words are often still there underneath and can be copied.
- Mixing fonts. A slightly different typeface stands out straight away.
- Forgetting the metadata. Old titles and author names can stay in the file properties.
- Sending the editable version. Flatten forms before you share a final copy.
If you're putting together a CV or a one-page profile, my walkthrough on writing a resume with a free online document tool shows how to get a clean PDF from the start.
Do you make PDF editing software? Tool makers can ask to be considered for a featured place on this list.
My plain advice on free PDF editors
Keep one desktop editor for anything private and one browser tool for quick jobs. That covers almost every situation a small business runs into, and you won't be uploading contracts or invoices to sites you've never checked.
And always open the saved file before you send it. A two-second check saves you from the embarrassment of a watermark or a missing page landing in a client's inbox.
Frequently asked questions
Can I edit a PDF for free?
Yes. Several desktop apps and browser tools let you change text, fill forms and sign PDFs without a subscription, usually with some limits.
Is it safe to edit PDFs online?
It's fine for everyday documents, but for contracts, IDs or financial files a desktop editor keeps the file on your own computer.
Why does my edited PDF have a watermark?
Some free versions add a watermark when you use features that belong to the full product. Check the tool's own notes on what the free version includes.
Can a free editor change existing text?
Some can and some only add new text boxes on top. Test a small change first to see which kind you've got.
How do I sign a PDF for free?
Most free editors have a signature tool where you draw, type or upload your signature and place it on the page.
Why do the fonts look wrong after editing?
The PDF may not include the full font, so the editor swaps in a similar one. Small edits usually look fine, big ones often don't.
Can I edit a scanned PDF?
Only after text recognition turns the scan into editable text, and the result needs checking line by line.
What's the easiest way to make big changes?
Edit the original Word or design file and export a new PDF. It's faster and the layout stays tidy.
